Model # CNRVU4221ACAAAAA Official Carrier evaporator coil

Here are the diagrams and repair parts for Official Carrier CNRVU4221ACAAAAA evaporator coil, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

Click a diagram to see the parts shown on that diagram.
In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Installation guide

Error Codes

Model diagram and schematic

SEARCH WITHIN THIS MODEL

ALL PARTS

Showing 10 of 21 parts |

#NI

Cabinet parts diagram

Grommet

Part #328698-401

This item is not returnable

$2.16

In Stock

Qty

#NI

Cabinet parts diagram

Washer kit

Part #324392-751

$31.89

In Stock

Qty

#NI

Cabinet parts diagram

Valve

Part #EC39DM061

This item is not returnable

$5.66

In Stock

Qty

#NI

Cabinet parts diagram

Txv kit

Part #331709-752

$310.27

In Stock

Qty

#NI

Cabinet parts diagram

Grommet

Part #328698-403

This item is not returnable

$3.83

In Stock

Qty

#NI

Cabinet parts diagram

Rail

Part #322768-201

$15.57

In Stock

Qty

#NI

Cabinet parts diagram

Valve

Part #EA36YD052

Replaced by #331709-752

$310.27

In Stock

Qty

#17

Cabinet parts diagram

Shield, condensate pan

Part #322784-303

The manufacturer no longer makes this part, and there's no substitute part

#NI

Cabinet parts diagram

3,label-caution

Part #322812-101

The manufacturer no longer makes this part, and there's no substitute part

#15

Cabinet parts diagram

Shield, condensate pan

Part #322782-301

The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

View all

Why is my dishwasher noisy?

Main causes: glass or popcorn kernel stuck in the chopper blade, drain line vibrating against the cabinet, debris in was…

Why don't my dishes get dry?

Main causes: not using rinse aid, rinse aid dispenser failure, broken heating element, malfunctioning vent, drying fan f…

Why is my dishwasher leaking?

Main causes: damaged or stuck spray arm, leaking door seal, damaged door hinge, leaky heating element water seal, cracke…

Why won't my dishwasher drain?

Main causes: clogged kitchen sink drain, clogged drain hose, drain check valve damaged, drain pump failure, control syst…

Why does my dishwasher door drop open too fast?

Main causes: broken door spring, damaged or broken door hinge…

Why does my dishwasher stop mid-cycle?

Main causes: broken door latch, tripped circuit breaker, broken heating element, faulty vent fan, sensor failure, contro…

Why can't I adjust the dishwasher rack height?

Main cause: damaged rack height adjuster…

Why isn't my dishwasher getting dishes clean?

Main causes: improper loading, low water temperature, improper detergent dosage, detergent dispenser failure, spray arm …

Why won't my dishwasher start?

Main causes: light switch beside the sink turned off, lack of power, bad dishwasher door switch, control system failure,…

Most common repair guides to help fix your dishwashers

These step-by-step repair guides will help you safely fix what’s broken on your dishwasher.

View all

How to replace a dishwasher high-limit thermostat

Follow these steps to replace the high-limit thermostat in your dishwasher if prevents the heating element from heating.…

Repair difficulty

Time required

30 minutes or less

How to replace a dishwasher door outer panel

If your dishwasher door is dented or you want it to match your cabinets or other appliances, this guide shows how to rep…

Repair difficulty

Time required

15 minutes or less

How to replace a dishwasher thermal fuse

A completely dead control panel often indicates that the thermal fuse on the electronic control board is blown; follow t…

Repair difficulty

Time required

15 minutes or less

Effective articles & videos to help repair your dishwashers

Use the advice and tips in these articles and videos to get the most out of your dishwasher.

View all

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Top questions about Sears and Sears PartsDirect

Model # CNRVU4221ACAAAAA Official Carrier evaporator coil

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Most common symptoms to help you fix your dishwashers

Why is my dishwasher noisy?

Why don't my dishes get dry?

Why is my dishwasher leaking?

Why won't my dishwasher drain?

Why does my dishwasher door drop open too fast?

Why does my dishwasher stop mid-cycle?

Why can't I adjust the dishwasher rack height?

Why isn't my dishwasher getting dishes clean?

Why won't my dishwasher start?

Most common repair guides to help fix your dishwashers

How to replace a dishwasher high-limit thermostat

How to replace a dishwasher door outer panel

How to replace a dishwasher thermal fuse

Effective articles & videos to help repair your dishwashers

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Top questions about Sears and Sears PartsDirect

Parts & More

Stay Connected

Quick links

Let us help you

More resources